// Copyright (C) 2002-2006 Nikolaus Gebhardt/Alten Thomas
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h

#ifndef __C_Z_BUFFER_H_INCLUDED__
#define __C_Z_BUFFER_H_INCLUDED__

#include "IZBuffer2.h"

namespace irr
{
    namespace video
    {

        class CZBuffer2 : public IZBuffer2
        {
        public:

            //! constructor
            CZBuffer2(const core::dimension2d<s32>& size);

            //! destructor
            virtual ~CZBuffer2();

            //! clears the zbuffer
            virtual void clear();

            //! sets the new size of the zbuffer
            virtual void setSize(const core::dimension2d<s32>& size);

            //! returns the size of the zbuffer
            virtual const core::dimension2d<s32>& getSize();

            //! locks the zbuffer
            virtual TZBufferType2* lock();

            //! unlocks the zbuffer
            virtual void unlock();

        private:

            TZBufferType2* Buffer;
            TZBufferType2* BufferEnd;
            core::dimension2d<s32> Size;
            s32 TotalSize;
        };

    } // end namespace video
} // end namespace irr

#endif

